<template>
  <div class="login">
    <el-form ref="loginRef" :model="loginForm" :rules="loginRules" class="login-form">
      <h3 class="title">{{ title }}</h3>
      <el-form-item prop="UserName">
        <el-input
          v-model="loginForm.UserName"
          type="text"
          size="large"
          auto-complete="off"
          placeholder="账号"
        >
          <template #prefix><svg-icon icon-class="user" class="el-input__icon input-icon" /></template>
        </el-input>
      </el-form-item>
      <el-form-item prop="PassWord">
        <el-input
          v-model="loginForm.PassWord"
          type="password"
          size="large"
          auto-complete="off"
          placeholder="密码"
          @keyup.enter="handleLogin"
        >
          <template #prefix><svg-icon icon-class="password" class="el-input__icon input-icon" /></template>
        </el-input>
      </el-form-item>
      <el-form-item prop="Code" v-if="captchaEnabled">
        <el-input
          v-model="loginForm.Code"
          size="large"
          auto-complete="off"
          placeholder="验证码"
          style="width: 63%"
          @keyup.enter="handleLogin"
        >
          <template #prefix><svg-icon icon-class="validCode" class="el-input__icon input-icon" /></template>
        </el-input>
        <div class="login-code">
          <img :src="codeUrl" @click="getCode" class="login-code-img"/>
        </div>
      </el-form-item>
      <el-checkbox v-model="RememberMe" style="margin:0px 0px 25px 0px;">记住密码</el-checkbox>
      <el-form-item style="width:100%;">
        <el-button
          :loading="loading"
          size="large"
          type="primary"
          style="width:100%;"
          @click.prevent="handleLogin"
        >
          <span v-if="!loading">登 录</span>
          <span v-else>登 录 中...</span>
        </el-button>
        <div style="float: right;" v-if="register">
          <router-link class="link-type" :to="'/register'">立即注册</router-link>
        </div>
      </el-form-item>
    </el-form>
    <!--  底部  -->
    <div class="el-login-footer">
      <span>Copyright © 2018-2025 abc5g.com All Rights Reserved.</span>
    </div>
  </div>
</template>

<script setup>
  import { ref, getCurrentInstance } from "vue";
  import { useRoute, useRouter } from 'vue-router'
  import { getCodeImg } from "@/api/login"
  import { encrypt, decrypt } from "@/utils/jsencrypt"
  import useUserStore from '@/store/modules/user'

  const title = import.meta.env.VITE_APP_TITLE
  const userStore = useUserStore();
  const route = useRoute();
  const router = useRouter();
  const { proxy } = getCurrentInstance()

  const RememberMe = ref(false);
  const loginForm = ref({
    UserName: "admin",
    PassWord: "123456",
    Code: "",
    UUID: ""
  })

  const loginRules = {
    UserName: [{ required: true, trigger: "blur", message: "请输入您的账号" }],
    PassWord: [{ required: true, trigger: "blur", message: "请输入您的密码" }],
    Code: [{ required: true, trigger: "change", message: "请输入验证码" }]
  }

  const codeUrl = ref("")
  const loading = ref(false)
  // 验证码开关
  const captchaEnabled = ref(true)
  // 注册开关
  const register = ref(false)
  const redirect = ref(undefined)

  watch(route, (newRoute) => {
    redirect.value = newRoute.query && newRoute.query.redirect
  }, { immediate: true })

  function handleLogin() {
    proxy.$refs.loginRef.validate(valid => {
      if (valid) {
        loading.value = true
        // 勾选了需要记住密码设置在 cookie 中设置记住用户名和密码
        //if (loginForm.value.rememberMe) {
        //  Cookies.set("username", loginForm.value.username, { expires: 30 })
        //  Cookies.set("password", encrypt(loginForm.value.password), { expires: 30 })
        //  Cookies.set("rememberMe", loginForm.value.rememberMe, { expires: 30 })
        //} else {
        //  // 否则移除
        //  Cookies.remove("username")
        //  Cookies.remove("password")
        //  Cookies.remove("rememberMe")
        //}
        // 调用action的登录方法
        userStore.login(loginForm.value).then(() => {
          const query = route.query
          const otherQueryParams = Object.keys(query).reduce((acc, cur) => {
            if (cur !== "redirect") {
              acc[cur] = query[cur]
            }
            return acc
          }, {})

          console.log('otherQueryParams', otherQueryParams)
          router.push({ path: redirect.value || "/", query: otherQueryParams })
        }).catch(() => {
          loading.value = false
          // 重新获取验证码
          if (captchaEnabled.value) {
            getCode()
          }
        })
      }
    })
  }

  function getCode() {
    getCodeImg().then(res => {
      captchaEnabled.value = true

      if (captchaEnabled.value) {
        codeUrl.value = res.data.ImageUrl
        loginForm.value.UUID = res.data.UUID
      }
    })
  }

  function getCookie() {
    //loginForm.value = {
    //  UserName: username === undefined ? loginForm.value.UserName : username,
    //  PassWord: password === undefined ? loginForm.value.PassWord : decrypt(password),
    //  RememberMe: rememberMe === undefined ? false : Boolean(rememberMe)
    //}
  }

  getCode()
  getCookie()
</script>

<style lang='scss' scoped>
  .login {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    background-image: url("../assets/images/login-background.jpg");
    background-size: cover;
  }

  .title {
    margin: 0px auto 30px auto;
    text-align: center;
    color: #707070;
  }

  .login-form {
    border-radius: 6px;
    background: #ffffff;
    width: 400px;
    padding: 25px 25px 5px 25px;
    z-index: 1;

    .el-input {
      height: 40px;

      input {
        height: 40px;
      }
    }

    .input-icon {
      height: 39px;
      width: 14px;
      margin-left: 0px;
    }
  }

  .login-tip {
    font-size: 13px;
    text-align: center;
    color: #bfbfbf;
  }

  .login-code {
    width: 33%;
    height: 40px;
    float: right;

    img {
      cursor: pointer;
      vertical-align: middle;
    }
  }

  .el-login-footer {
    height: 40px;
    line-height: 40px;
    position: fixed;
    bottom: 0;
    width: 100%;
    text-align: center;
    color: #fff;
    font-family: Arial;
    font-size: 12px;
    letter-spacing: 1px;
  }

  .login-code-img {
    height: 40px;
    padding-left: 12px;
  }
</style>
